Longfin killie (Pterolebias longipinnis)

Scientific name: Pterolebias longipinnis Garman, 1895

The Longfin killie (Pterolebias longipinnis) is a freshwater fish of the family Rivulidae. In the aquarium it needs water at 17–22°C (63–72°F). Native range: South America, Amazon and Paraguay River basins.

Longfin killie care at a glance

Temperature: 17–22°C (63–72°F)

Biology

Feeds on worms, crustaceans and insects. Bottom spawner, 3 months incubation. Is easy to maintain in the aquarium.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name: Pterolebias longipinnis
Family: Rivulidae (Rivulines)
Order: Cyprinodontiformes (Live bearers, Killifishes and Rivulines)
Class: Actinopterygii (Ray-finned fishes)
Maximum length: 12.0
Environment: Freshwater;; pH range: 6.5 - 7.0; dH range: 5 - 8 benthopelagic; non-migratory
Climate: Subtropical
Distribution: South America: Amazon and Paraguay River basins.
Conservation status (IUCN): Not Evaluated
Threat to humans: Harmless
Uses: Aquarium: commercial
Resilience: High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)